Home / 14,457,495.72-19,951,227.66-7,842,067.77

Finding the Fourth Proportional to 14,457,495.72, 19,951,227.66 and 7,842,067.77

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Solution

The fourth proportional to 14,457,495.72, 19,951,227.66 and 7,842,067.77 is: 10,821,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457,495.72 : 19,951,227.66 = 7,842,067.77 : x
  2. Step 2: Convert to fraction form
    14,457,495.72/19,951,227.66 = 7,842,067.77/x
  3. Step 3: Cross multiply
    14,457,495.72x = 19,951,227.66 × 7,842,067.77
  4. Step 4: Simplify right side
    14,457,495.72x = 156,458,879,404,418.50
  5. Step 5: Solve for x
    x = 156,458,879,404,418.50/14,457,495.72
  6. Step 6: Final answer
    x = 10,821,990.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.